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80 Watt Square Explosion Proof LED Light | 11200 Lumens | Class 1 Div 1 | 5000K | 100V-277V or 277V-480V
This hazardous location LED fixture is a strong choice for demanding industrial and marine environments where safety, durability, and reliable performance are critical. With 11,200 lumens at 80 watts and 140 lumens per watt efficiency, it effectively replaces 250 watt metal halide fixtures while reducing energy use. Its UL 844, UL 1598, UL 1598A, ABS, and ETL certifications, along with IP66 and IK10 ratings, support use in classified, wet, high-impact, and marine settings. Adjustable beam angles and robust mounting options make it well-suited for chemical plants, offshore platforms, cold storage, and hazardous manufacturing areas.
Product Description
UL Specs
- UL 844 Hazardous Locations
- Class I, Division 1, Groups C,D
- Class I, Division 2, Groups A, B, C, D
- Class II, Division 1, Groups E, F, G
- Class II, Division 2, Groups F, G
- Class III
- UL 1598 Suitable for Wet Locations
- UL 1598A Marine Outside Type
- ABS
Key Features
- Watts: 80
- Lumens: 11200
- Lumens Per Watt: 140
- Replaces: 250 Watt Metal Halide
- Voltage: 100V-277V or 277V-480V
- Color Temperature: 5000K
- CRI: 70+
- Dimming: 0-10V
- Beam Angles (Std): 120°
- Beam Angles (Opt): 40° or 60° or 90°
- Optics: Tempered Glass Lens
- Lifespan: 50,000 (L70) hours
- Mounting: Yoke or 3/4 in NPT Pendant
- Fixture Color: Gray
- Frequency (Hz): 50-60Hz
- Power Factor: >.95
- THD: < 10%
Durable Construction
- Housing: Copper Free Aluminum
- IP Rating: IP66
- IK Rating: IK10
- Surge Protection: 10kV
- Operating Temperature: -22°F to 122°F
- Certifications: ETL | Rebate Eligible
- Warranty: 5 years
Measurements
- Dimensions (in): 11.6 X 11.6 X 9.57
- Weight (lbs): 27 lbs
Product SKU Variations
- SKU: MLLG-E-LED-EXPLD-80-50-C1D1
- Voltage: 100V-277V
- SKU: MLLG-E-LED-EXPLD-80-50-HV-C1D1
- Voltage: 277V-480V
Product Overview
This 80 Watt Square Explosion Proof LED Light is designed for hazardous location lighting where flammable gases, vapors, or combustible dusts are present. It delivers 11,200 lumens at 5000K, providing a reliable replacement for 250W metal halide fixtures in classified environments. Typical installations include paint booths, chemical processing areas, and industrial sites requiring Class I, II, or III protection.
The fixture supports both yoke and 3/4 inch NPT pendant mounting, allowing for flexible installation in new or retrofit projects. It is suitable for mounting heights commonly found in process areas, solvent storage, and marine environments where explosion proof certification is required.
Core Performance and Output
This fixture outputs 11,200 lumens at 140 lumens per watt, providing efficient illumination for hazardous locations. The standard 120° beam angle delivers broad coverage, with optional 40°, 60°, and 90° optics available for targeted distribution. The fixture operates on 100-277V or 277-480V input, supporting a wide range of industrial electrical systems.
0-10V dimming is included for output control. At lower mounting heights, the full output may be excessive for small enclosures. Uniformity may decrease at mounting heights above 20 feet without proper spacing or optical selection.
Adjustability and Control Options
The fixture supports 0-10V dimming for integration with lighting control systems or manual adjustment. Multiple beam angle options allow for adaptation to specific area requirements, from wide open spaces to focused task zones. The yoke mount provides tilt adjustment for aiming, while the pendant mount offers fixed vertical orientation.
No onboard occupancy or daylight sensors are included. Control integration is limited to external dimming systems.
Longevity and Reliability
The fixture is rated for 50,000 hours (L70), supporting long-term operation in demanding environments. The copper-free aluminum housing and tempered glass lens resist corrosion and impact, with an IK10 rating for mechanical durability. Integrated 10kV surge protection guards against electrical transients.
Operating temperature range is -22°F to 122°F, suitable for most indoor and covered outdoor hazardous locations. No routine re-lamping is required, reducing maintenance in restricted access areas.
Build Quality and Physical Characteristics
The housing is constructed from copper-free aluminum with a gray finish, designed for use in corrosive and marine environments. The fixture is IP66 rated for dust and water ingress, and UL 1598A Marine Outside Type certified. The tempered glass lens provides chemical and impact resistance.
Dimensions are 11.6 x 11.6 x 9.57 inches, with a weight of 27 lbs. Mounting options include yoke and 3/4 inch NPT pendant, supporting both ceiling and wall installations in classified areas.
Where This Product Fits Best
This explosion proof LED fixture is intended for hazardous locations where ignitable concentrations of gases, vapors, or dusts are present. It is commonly installed in environments requiring Class I, II, or III protection, including paint booths, chemical processing, and oil and gas facilities. The fixture is also suitable for marine and offshore applications where corrosion resistance and marine certification are required.
- hazardous location lighting
- explosion proof lighting
- paint booth lighting
- chemical processing facility lighting
- oil and gas facility lighting
- refinery lighting
- marine environment lighting
- offshore rig lighting
Environmental characteristics include IP66 ingress protection, IK10 impact resistance, and operation in both indoor and outdoor classified areas. The fixture is suitable for wet locations and marine environments.
Installation and Long-Term Use
The fixture supports both yoke and pendant mounting, allowing installation on ceilings, walls, or structural supports. The 27 lb weight requires secure mounting to rated surfaces. All wiring must comply with hazardous location requirements, including conduit and sealing fittings as specified by code.
Routine maintenance is limited to periodic inspection and cleaning. No lamp replacement is required. The fixture?s robust construction and marine certification support long-term use in corrosive or wet environments.
How This Fixture Is Commonly Used
Typical mounting heights range from 10 to 20 feet, depending on area size and required light levels. Fixtures are spaced to achieve uniform coverage, with closer spacing in paint booths or process areas and wider spacing in open industrial zones. Yoke mounting allows for directional aiming when needed.
Higher output reduces the number of fixtures required but may increase glare in confined spaces. Beam angle selection should match the area geometry to avoid over-illumination or shadowing.
Safety, Certifications, and Warranty
This fixture is certified to UL 844 for hazardous locations, including Class I, Division 1 and 2; Class II, Division 1 and 2; and Class III. It is also UL 1598, UL 1598A Marine Outside Type, and ABS certified. The fixture is IP66 and IK10 rated, with 10kV surge protection.
Warranty coverage is 5 years. All certifications and ratings are listed for reference and compliance verification.
Frequently Asked Questions
Q: What hazardous location classifications does this fixture meet?
A: This fixture is certified for Class I, Division 1 and 2; Class II, Division 1 and 2; and Class III hazardous locations.
Q: What are the available mounting options?
A: The fixture can be installed using either a yoke mount or a 3/4 inch NPT pendant mount.
Q: What is the recommended mounting height for this fixture?
A: Typical mounting heights range from 10 to 20 feet, depending on the application and required light levels.
Q: Can this fixture be used in marine or offshore environments?
A: Yes, the fixture is UL 1598A Marine Outside Type and ABS certified for marine and offshore use.
Q: How should fixture spacing be determined in hazardous locations?
A: Spacing depends on area size, mounting height, and beam angle. Closer spacing is required for uniformity in paint booths or process areas.
Application Questions and Clarification
Q: Is this fixture suitable for general warehouse or gymnasium lighting?
A: No, this fixture is designed specifically for hazardous locations and should only be used where explosion proof certification is required.
Q: Can this fixture be installed in solvent storage or chemical processing areas?
A: Yes, this fixture is suitable for solvent storage and chemical processing facility lighting where hazardous location ratings are required.
Q: Is this fixture appropriate for use in wastewater treatment plants?
A: Yes, it is suitable for hazardous classified areas within wastewater treatment facilities.
Q: Does the fixture support integration with lighting control systems?
A: The fixture supports 0-10V dimming for integration with compatible external control systems.






